Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\language\Functional;
Chris@0: 
Chris@18: use Drupal\Core\Url;
Chris@0: use Drupal\Core\Language\LanguageInterface;
Chris@0: use Drupal\language\Entity\ConfigurableLanguage;
Chris@0: use Drupal\Tests\BrowserTestBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Adds and configures languages to check negotiation changes.
Chris@0:  *
Chris@0:  * @group language
Chris@0:  */
Chris@0: class LanguageConfigurationTest extends BrowserTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to enable.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['language'];
Chris@0: 
Chris@0:   /**
Chris@0:    * Functional tests for adding, editing and deleting languages.
Chris@0:    */
Chris@0:   public function testLanguageConfiguration() {
Chris@0:     // Ensure the after installing the language module the weight of the English
Chris@0:     // language is still 0.
Chris@0:     $this->assertEqual(ConfigurableLanguage::load('en')->getWeight(), 0, 'The English language has a weight of 0.');
Chris@0: 
Chris@0:     // User to add and remove language.
Chris@0:     $admin_user = $this->drupalCreateUser(['administer languages', 'access administration pages']);
Chris@0:     $this->drupalLogin($admin_user);
Chris@0: 
Chris@0:     // Check if the Default English language has no path prefix.
Chris@0:     $this->drupalGet('admin/config/regional/language/detection/url');
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[en]"]', '', 'Default English has no path prefix.');
Chris@0: 
Chris@0:     // Check that Add language is a primary button.
Chris@0:     $this->drupalGet('admin/config/regional/language/add');
Chris@0:     $this->assertFieldByXPath('//input[contains(@class, "button--primary")]', 'Add language', 'Add language is a primary button');
Chris@0: 
Chris@0:     // Add predefined language.
Chris@0:     $edit = [
Chris@0:       'predefined_langcode' => 'fr',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, 'Add language');
Chris@0:     $this->assertText('French');
Chris@18:     $this->assertUrl(Url::fromRoute('entity.configurable_language.collection', [], ['absolute' => TRUE])->toString(), [], 'Correct page redirection.');
Chris@0:     // Langcode for Languages is always 'en'.
Chris@0:     $language = $this->config('language.entity.fr')->get();
Chris@0:     $this->assertEqual($language['langcode'], 'en');
Chris@0: 
Chris@0:     // Check if the Default English language has no path prefix.
Chris@0:     $this->drupalGet('admin/config/regional/language/detection/url');
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[en]"]', '', 'Default English has no path prefix.');
Chris@0:     // Check if French has a path prefix.
Chris@0:     $this->drupalGet('admin/config/regional/language/detection/url');
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'fr', 'French has a path prefix.');
Chris@0: 
Chris@0:     // Check if we can change the default language.
Chris@0:     $this->drupalGet('admin/config/regional/language');
Chris@0:     $this->assertFieldChecked('edit-site-default-language-en', 'English is the default language.');
Chris@0: 
Chris@0:     // Change the default language.
Chris@0:     $edit = [
Chris@0:       'site_default_language' => 'fr',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save configuration'));
Chris@0:     $this->rebuildContainer();
Chris@0:     $this->assertFieldChecked('edit-site-default-language-fr', 'Default language updated.');
Chris@18:     $this->assertUrl(Url::fromRoute('entity.configurable_language.collection', [], ['absolute' => TRUE, 'langcode' => 'fr'])->toString(), [], 'Correct page redirection.');
Chris@0: 
Chris@0:     // Check if a valid language prefix is added after changing the default
Chris@0:     // language.
Chris@0:     $this->drupalGet('admin/config/regional/language/detection/url');
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[en]"]', 'en', 'A valid path prefix has been added to the previous default language.');
Chris@0:     // Check if French still has a path prefix.
Chris@0:     $this->drupalGet('admin/config/regional/language/detection/url');
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'fr', 'French still has a path prefix.');
Chris@0: 
Chris@0:     // Check that prefix can be changed.
Chris@0:     $edit = [
Chris@0:       'prefix[fr]' => 'french',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save configuration'));
Chris@0:     $this->assertFieldByXPath('//input[@name="prefix[fr]"]', 'french', 'French path prefix has changed.');
Chris@0: 
Chris@0:     // Check that the prefix can be removed.
Chris@0:     $edit = [
Chris@0:       'prefix[fr]' => '',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save configuration'));
Chris@0:     $this->assertNoText(t('The prefix may only be left blank for the selected detection fallback language.'), 'The path prefix can be removed for the default language');
Chris@0: 
Chris@0:     // Change default negotiation language.
Chris@0:     $this->config('language.negotiation')->set('selected_langcode', 'fr')->save();
Chris@0:     // Check that the prefix of a language that is not the negotiation one
Chris@0:     // cannot be changed to empty string.
Chris@0:     $edit = [
Chris@0:       'prefix[en]' => '',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save configuration'));
Chris@0:     $this->assertText(t('The prefix may only be left blank for the selected detection fallback language.'));
Chris@0: 
Chris@0:     //  Check that prefix cannot be changed to contain a slash.
Chris@0:     $edit = [
Chris@0:       'prefix[en]' => 'foo/bar',
Chris@0:     ];
Chris@0:     $this->drupalPostForm(NULL, $edit, t('Save configuration'));
Chris@0:     $this->assertText(t('The prefix may not contain a slash.'), 'English prefix cannot be changed to contain a slash.');
Chris@0: 
Chris@0:     // Remove English language and add a new Language to check if langcode of
Chris@0:     // Language entity is 'en'.
Chris@0:     $this->drupalPostForm('admin/config/regional/language/delete/en', [], t('Delete'));
Chris@0:     $this->rebuildContainer();
Chris@0:     $this->assertRaw(t('The %language (%langcode) language has been removed.', ['%language' => 'English', '%langcode' => 'en']));
Chris@0: 
Chris@0:     // Ensure that French language has a weight of 1 after being created through
Chris@0:     // the UI.
Chris@0:     $french = ConfigurableLanguage::load('fr');
Chris@0:     $this->assertEqual($french->getWeight(), 1, 'The French language has a weight of 1.');
Chris@0:     // Ensure that French language can now have a weight of 0.
Chris@0:     $french->setWeight(0)->save();
Chris@0:     $this->assertEqual($french->getWeight(), 0, 'The French language has a weight of 0.');
Chris@0:     // Ensure that new languages created through the API get a weight of 0.
Chris@0:     $afrikaans = ConfigurableLanguage::createFromLangcode('af');
Chris@0:     $afrikaans->save();
Chris@0:     $this->assertEqual($afrikaans->getWeight(), 0, 'The Afrikaans language has a weight of 0.');
Chris@0:     // Ensure that a new language can be created with any weight.
Chris@0:     $arabic = ConfigurableLanguage::createFromLangcode('ar');
Chris@0:     $arabic->setWeight(4)->save();
Chris@0:     $this->assertEqual($arabic->getWeight(), 4, 'The Arabic language has a weight of 0.');
Chris@0: 
Chris@0:     $edit = [
Chris@0:       'predefined_langcode' => 'de',
Chris@0:     ];
Chris@0:     $this->drupalPostForm('admin/config/regional/language/add', $edit, 'Add language');
Chris@0:     $language = $this->config('language.entity.de')->get();
Chris@0:     $this->assertEqual($language['langcode'], 'fr');
Chris@0: 
Chris@0:     // Ensure that German language has a weight of 5 after being created through
Chris@0:     // the UI.
Chris@0:     $french = ConfigurableLanguage::load('de');
Chris@0:     $this->assertEqual($french->getWeight(), 5, 'The German language has a weight of 5.');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Functional tests for setting system language weight on adding, editing and deleting languages.
Chris@0:    */
Chris@0:   public function testLanguageConfigurationWeight() {
Chris@0:     // User to add and remove language.
Chris@0:     $admin_user = $this->drupalCreateUser(['administer languages', 'access administration pages']);
Chris@0:     $this->drupalLogin($admin_user);
Chris@0:     $this->checkConfigurableLanguageWeight();
Chris@0: 
Chris@0:     // Add predefined language.
Chris@0:     $edit = [
Chris@0:       'predefined_langcode' => 'fr',
Chris@0:     ];
Chris@0:     $this->drupalPostForm('admin/config/regional/language/add', $edit, 'Add language');
Chris@0:     $this->checkConfigurableLanguageWeight('after adding new language');
Chris@0: 
Chris@0:     // Re-ordering languages.
Chris@0:     $edit = [
Chris@0:       'languages[en][weight]' => $this->getHighestConfigurableLanguageWeight() + 1,
Chris@0:     ];
Chris@0:     $this->drupalPostForm('admin/config/regional/language', $edit, 'Save configuration');
Chris@0:     $this->checkConfigurableLanguageWeight('after re-ordering');
Chris@0: 
Chris@0:     // Remove predefined language.
Chris@0:     $this->drupalPostForm('admin/config/regional/language/delete/fr', [], 'Delete');
Chris@0:     $this->checkConfigurableLanguageWeight('after deleting a language');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Validates system languages are ordered after configurable languages.
Chris@0:    *
Chris@0:    * @param string $state
Chris@0:    *   (optional) A string for customizing assert messages, containing the
Chris@0:    *   description of the state of the check, for example: 'after re-ordering'.
Chris@0:    *   Defaults to 'by default'.
Chris@0:    */
Chris@0:   protected function checkConfigurableLanguageWeight($state = 'by default') {
Chris@0:     // Reset language list.
Chris@0:     \Drupal::languageManager()->reset();
Chris@0:     $max_configurable_language_weight = $this->getHighestConfigurableLanguageWeight();
Chris@0:     $replacements = ['@event' => $state];
Chris@0:     foreach (\Drupal::languageManager()->getLanguages(LanguageInterface::STATE_LOCKED) as $locked_language) {
Chris@0:       $replacements['%language'] = $locked_language->getName();
Chris@0:       $this->assertTrue($locked_language->getWeight() > $max_configurable_language_weight, format_string('System language %language has higher weight than configurable languages @event', $replacements));
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Helper to get maximum weight of configurable (unlocked) languages.
Chris@0:    *
Chris@0:    * @return int
Chris@0:    *   Maximum weight of configurable languages.
Chris@0:    */
Chris@12:   protected function getHighestConfigurableLanguageWeight() {
Chris@0:     $max_weight = 0;
Chris@0: 
Chris@0:     $storage = $this->container->get('entity_type.manager')
Chris@0:       ->getStorage('configurable_language');
Chris@0:     $storage->resetCache();
Chris@0:     /* @var $languages \Drupal\Core\Language\LanguageInterface[] */
Chris@0:     $languages = $storage->loadMultiple();
Chris@0:     foreach ($languages as $language) {
Chris@0:       if (!$language->isLocked()) {
Chris@0:         $max_weight = max($max_weight, $language->getWeight());
Chris@0:       }
Chris@0:     }
Chris@0: 
Chris@0:     return $max_weight;
Chris@0:   }
Chris@0: 
Chris@0: }